CN105938913B - Rechargeable battery - Google Patents
Rechargeable battery Download PDFInfo
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- CN105938913B CN105938913B CN201510676095.3A CN201510676095A CN105938913B CN 105938913 B CN105938913 B CN 105938913B CN 201510676095 A CN201510676095 A CN 201510676095A CN 105938913 B CN105938913 B CN 105938913B
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- electrode
- lug plate
- electrode assembly
- rechargeable battery
- cover board
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/045—Cells or batteries with folded plate-like electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
A kind of rechargeable battery, comprising: electrode assembly is included in first end first electrode lug plate outstanding and in second end second electrode lug plate outstanding;Shell has open side and accommodates the electrode assembly;Cap assemblies, the cover board of the open side including covering the shell, the second afflux component for being connected to the downside of the cover board and being electrically connected to the first afflux component of the first electrode lug plate and the downside for being connected to the cover board;And safety member, it is disposed on the outer surface of the electrode assembly, and the first electrode lug plate is prominent towards the cover board in the first end, the second electrode lug plate is prominent far from the cover board in the second end, and the second electrode lug plate is electrically connected to the second afflux component by the safety member.
Description
Technical field
It is related to rechargeable battery in terms of the embodiment of the present invention.More specifically, being related in terms of the embodiment of the present invention
And reusable rechargeable battery.
Background technique
Different from the one-shot battery that cannot be recharged, rechargeable battery can be recharged and discharge.Low capacity
Rechargeable battery can be used for the small portable of such as mobile phone, laptop computer or camcorder etc
Electronic equipment, the rechargeable battery of large capacity are used as the electricity of driving such as hybrid vehicle or electric vehicle
The power source of motivation.
Rechargeable battery generally includes: for example, electrode assembly, the shell of accommodate electrod component and closure and capsul
The cap assemblies of body.The assembling of rechargeable battery, which can be used, is connected to two lug plates for being formed in the side of electrode assembly
The method of the afflux component coupled with cap assemblies.
In this process, the process that uncoated region and afflux component are coupled to each other is executed, in this case, due to
Two lug plates are positioned in the same position of electrode assembly, so connection is difficult.
It is only used for enhancing the understanding to the background of invention The above information is disclosed in the background technology section, therefore it may
Comprising be not formed in state those of ordinary skill in the art it is known that the prior art information.
Summary of the invention
The aspect of one or more exemplary embodiment according to the present invention, rechargeable battery are easily assembled to.
The rechargeable battery of one or more embodiment according to the present invention includes: electrode assembly, is included in the electricity
The first end of pole component from first electrode plate first electrode lug plate outstanding and the electrode assembly second end from second
Electrode plate second electrode lug plate outstanding;Shell has open side and accommodates the electrode assembly;Cap assemblies, including covering
The cover board of the open side of the shell, the downside for being connected to the cover board are simultaneously electrically connected to the first of the first electrode lug plate
Afflux component and be connected to the cover board downside the second afflux component;And safety member, it is disposed in the electrode
On the outer surface of component, and the first electrode lug plate is prominent towards the cover board in the first end, second electricity
Pole lug plate is prominent far from the cover board in the second end, and the second electrode lug plate passes through the safety member quilt
It is electrically connected to the second afflux component.
The safety member may include two unit securities, two unit securities be arranged to relative to
The electrode assembly is mutually symmetrical.The unit security may include: base portion, be disposed in the side of the electrode assembly
On;The first pontes extends from the first edge of the neighbouring second afflux component of the base portion and including the first bending
Part;And second connecting portion point, extend from the second edge of the neighbouring second electrode lug plate of the base portion and including
Second bending part.
The second connecting portion point can be close to the lower surface of the electrode assembly.First bending part and described
Two bending parts can have L shape shape.The second connecting portion point can be soldered to the second electrode lug plate.
One in described two unit securities can cover the first side of the electrode assembly, and described two
Another in unit security can cover second side opposite with first side of the electrode assembly.
The first electrode lug plate and the second electrode lug plate can be positioned as along a direction (for example, vertical
Direction) it does not overlap each other.The first electrode lug plate can be in the first end close to the first pleurapophysis of the electrode assembly
Out, and the second electrode lug plate can be protruded in second side of the second end close to the electrode assembly.
The cap assemblies may further include: first terminal, is connected to the first afflux component and is projected into institute
State the outside of cover board;And Second terminal, it is connected to the second afflux component and is projected into the outside of the cover board.
In the rechargeable battery of one or more exemplary embodiments according to the present invention, the first electrode wiring
Piece and the second electrode lug plate are respectively formed in the different location (for example, upper and lower) of the electrode assembly.Described
One electrode tabs are electrically connected to the first afflux component, and the second electrode lug plate passes through the safety member
It is electrically connected to the second afflux component.As described above, the first electrode lug plate and the second electrode lug plate quilt
It is formed in the different location of the electrode assembly, allows to be easily performed connection process.
In addition, the safety member is formed to surround the two sides of the electrode assembly, to prevent or basically prevent
Generate expansion.
Detailed description of the invention
Fig. 1 is the perspective view of the rechargeable battery of an exemplary embodiment of the present invention.
Fig. 2 is two units for showing rechargeable battery shown in Fig. 1 of an exemplary embodiment of the present invention
The shell of rechargeable battery is not shown in the view of security for illustrative purposes.
Fig. 3 is the view of rechargeable battery shown in Fig. 1, and rechargeable battery is not shown for illustrative purposes
Shell.
Fig. 4 is that the second electrode in the rechargeable battery of an exemplary embodiment of the present invention shown in Fig. 3 connects
The enlarged view of line piece and safety member.
Fig. 5 be show an exemplary embodiment of the present invention according to of the exemplary variation in rechargeable battery
The cross-sectional view of two coupling parts.
To the explanation of the appended drawing reference of some elements in instruction figure
100: rechargeable battery 110: electrode assembly
111: first electrode lug plate 112: second electrode lug plate
120: shell 130: cap assemblies
131: cover board 132: first terminal
133: 134: the first afflux component of Second terminal
135: the second afflux components 140: safety member
141: unit security 142: base portion
143: the first pontes 144: second connecting portion point
Specific embodiment
The aspect and feature of the embodiment of the present invention will hereinafter be described more fully hereinafter with reference to the accompanying drawings, be shown in the accompanying drawings
Some exemplary embodiments of the invention.As the skilled person will recognize, described embodiment can be with
A variety of different modes are changed, all without departure from the spirit or scope of the present invention.Therefore, figure and description will be considered as in essence
On be illustrative, rather than restrictive.
Through specification, identical appended drawing reference refers to identical element.
In addition, the component with same structure is referred to by identical appended drawing reference in exemplary embodiment described below
Generation, and be described relative to representative exemplary embodiment, the other construction phases different from representative exemplary embodiment
Other exemplary embodiments are described.
In the entire description and the appended claims, when being described as that element is " coupled " to arrive another element,
The element can arrive other elements " by directly coupling ", or arrive other elements by third element " by coupling indirectly ".In addition,
It unless explicitly described as on the contrary, word " comprising " and its modification such as "comprising" or " containing " will be understood as meaning to include listed
Element, but be not excluded for any other element.
Fig. 1 is the perspective view of the rechargeable battery of an exemplary embodiment of the present invention;Fig. 2 is shown according to this hair
The view of two unit securities in rechargeable battery shown in Fig. 1 of bright exemplary embodiment, for illustration
Purpose the shell of rechargeable battery is not shown.
Referring to Fig. 1 and Fig. 2, the rechargeable battery 100 of an exemplary embodiment of the present invention includes electrode assembly
110, shell 120, cap assemblies 130 and safety member 140.
Rechargeable battery 100 accoding to exemplary embodiment is shown as square lithium Ion rechargeable battery.So
And the invention is not limited thereto, and is suitable for various types of batteries, such as lithium polymer battery or cylindrical battery.
Electrode assembly 110 may include first electrode plate (not shown), second electrode plate (not shown) and partition (not shown).
Partition is between first electrode plate and second electrode plate.First electrode plate, second electrode plate and partition can be according to commonly may be used
Storage battery is provided, therefore, described in further detail to be omitted.
Electrode assembly 110 may include from first electrode plate first electrode lug plate 111 outstanding and from second electrode plate
Second electrode lug plate 112 outstanding.
In one embodiment, first electrode lug plate 111 can be positive electrode, and second electrode lug plate 112 can be
Negative electrode.Alternatively, first electrode lug plate 111 can be negative electrode, and second electrode lug plate 112 can be positive electrode.
120 accommodate electrod component 110 of shell.For this purpose, shell 120 can have open side in side.In more detail, shell
120 can be formed with the upper end of opening.The shape of shell 120 can be such as cube, but the embodiment of the present invention is unlimited
In this.The material of shell 120 can be metal, such as aluminium or stainless steel.
Cap assemblies 130 may include cover board 131, the first afflux component 134 and the second afflux component 135.
The open side of the covering shell 120 of cover board 131.For example, cover board 131 can be formed with along direction extension
Plate shape, but not limited to this.
First afflux component 134 is connected in below cover board 131 (for example, being coupled to its lower surface).First afflux
Component 134 is electrically connected to first electrode lug plate 111.In more detail, the side of the first afflux component 134 is connected to first
Electrode tabs 111, the other side of the first afflux component 134 is connected to below will be with the of the connection terminal description not illustrated
One terminal 132.That is, the first afflux component 134 electrical connection first terminal 132 and first electrode lug plate 111.
Second afflux component 135 is connected in below cover board 131 (for example, being coupled to its lower surface), to be directed
For towards electrode assembly 110.First afflux component 134 and the second afflux component 135 can be included in common rechargeable
Afflux component in battery, it is therefore, described in further detail to be omitted.
However, the second afflux component 135 is not in the rechargeable battery 100 of an exemplary embodiment of the present invention
It is directly connected to second electrode lug plate 112, but the safety member 140 by that will further describe later is by succession
It is connected to second electrode lug plate 112.Its structure will be further described when describing safety member 140.
In one embodiment, cap assemblies 130 may include first terminal 132 and Second terminal 133.
First terminal 131 is projected into the outside of cover board 131, and is electrically connected to first electrode lug plate 111.For example, the
One terminal 132 can be formed with rectangular plate shape, but not limited to this.As described above, first terminal 132 can be via general
The the first afflux component 134 further described later is electrically connected to first electrode lug plate 111.
Second terminal 133 is projected into the outside of cover board 131, and is electrically connected to second electrode lug plate 112.For example, the
Two-terminal 133 can be formed with rectangular plate shape, but not limited to this.As described above, Second terminal 133 is via safety member
140 and second afflux component 135 be electrically connected to second electrode lug plate 112.
Safety member 140 is disposed on the outer surface of electrode assembly 110.In one embodiment, 140 quilt of safety member
Be formed as surrounding two surfaces of electrode assembly 110.When the object of such as nail etc is pierced into rechargeable battery 100 from outside
When, safety member 140 prevents from or basically prevents generating what a large amount of heat and preventing was strongly reduced as caused by internal short-circuit
Explosion caused by resistance occurs.In the rechargeable battery 100 of an exemplary embodiment of the present invention, safety member 140
Second afflux component 135 is connected to second electrode lug plate 112.
In addition, in the rechargeable battery 100 of an exemplary embodiment of the present invention, first electrode lug plate 111
Can be prominent from the first end (for example, upper end) of electrode assembly 110 towards cover board 131, second electrode lug plate 112 can be from electrode group
The bottom surface of the second end (for example, lower end) of part 110 towards shell 120 is prominent, and first end is opposite with second end.
In more detail, first electrode lug plate 111 and second electrode lug plate 112 can be positioned as in the vertical direction each other
It is not overlapped.In one embodiment, first electrode lug plate 111 is prominent close to the first side of electrode assembly 110 in first end, and
Second electrode lug plate 112 is prominent in second side of second end close to electrode assembly 110.For example, first electrode lug plate 111 can
It is positioned in the left side of the upper end of electrode assembly 110, second electrode lug plate 112 can be positioned in the lower end of electrode assembly 110
Right side.
Alternatively, first electrode lug plate 111 can be positioned in the right side of the upper end of electrode assembly 110, second electrode
Lug plate 112 can be positioned in the left side of the lower end of electrode assembly 110.
In addition, second electrode lug plate 112 can be connected to the second afflux component 135 by safety member 140.Namely
It says, safety member 140 can be formed to be electrically connected to second electrode lug plate 112 and the second afflux component 135.
Fig. 3 is the view of rechargeable battery 100, and shell 120 is not shown for illustrative purposes;Fig. 4 is according to this hair
The amplification of second electrode lug plate 112 and safety member 140 in the rechargeable battery 100 of bright exemplary embodiment regards
Figure.
Referring to Fig. 3 and Fig. 4, in one embodiment, as an example, the structure of safety member 140 may include with phase
For two unit securities 141 of the symmetric shape of electrode assembly 110, that is, first unit security 141a and
Two unit security 141b.That is, two unit securities 141 can be arranged separately as close to electrode assembly
110 side.In one embodiment, the first side of a covering electrode group part 110 in two unit securities 141, and
And second side opposite with the first side of another covering electrode group part 110 in two unit securities 141.
As an example, the structure of unit security 141 may include base portion 142, the first pontes 143 and the second company
Socket part point 144.
Base portion 142 is disposed on the side of electrode assembly 110.In one embodiment, base portion 142 is formed with
Size corresponding with the side of electrode assembly 110.In one embodiment, base portion 142 can be formed with and along electrode
The corresponding size in the extended surface of the length direction of component 110.In one embodiment, as an example, the shape of base portion 142 can
To be rectangle.
The first pontes 143 is formed in the upside of base portion 142 from base portion 142 near or adjacent to the second afflux structure
The edge of part 135 extends.In one embodiment, a part of the first pontes 143 is bent.For example, first connecting portion
It is divided to 143 can be bent at two positions (for example, with two steps) from base portion 142.For example, the first pontes 143 can be with
With shape corresponding with the alphabetical shape of " L ".
The first pontes 143 can be connected to the second afflux component 135.As an example, connection the first pontes 143
Method with the second afflux component 135 may include welding;However, connection method is without being limited thereto.Base portion 142 and the second afflux structure
Part 135 can be electrically connected by the first pontes 143.
Second connecting portion point 144 is formed the edge (example near or adjacent to second electrode lug plate 112 from base portion
Such as, below base portion 142) extend, and can be partially bent.For example, second connecting portion point 144 can have and letter
The corresponding shape of the shape of " L ".Second connecting portion point 144 can be connected to second electrode lug plate 112.For example, connection second
The method of coupling part 144 and second electrode lug plate 112 may include welding;However, connection method is without being limited thereto.Base portion 142
It can be electrically connected by second connecting portion point 144 with second electrode lug plate 112.As described above, base portion 142 passes through the first connection
Part 143 is electrically connected to the second afflux component 135, and base portion 142 is allowed to be electrically connected the second afflux component 135 and the second electricity
Pole lug plate 112.
Fig. 5 be show an exemplary embodiment of the present invention according to of the exemplary variation in rechargeable battery
The cross-sectional view of two coupling parts 144.
Referring to Fig. 5, as an example, can be close to electrode assembly 110 according to the second connecting portion of exemplary variation point 144
Lower surface.In more detail, after second connecting portion point 144 is connected to second electrode lug plate 112, second connecting portion point
144 are bent, close to the lower surface of electrode assembly 110.Therefore, it is minimized by 144 spaces occupied of second connecting portion point
Or reduce, so that the size for preventing or basically preventing rechargeable battery 100 increases.
Referring again to Fig. 3, in the rechargeable battery 100 of an exemplary embodiment of the present invention, first electrode is connect
Line piece 111 and second electrode lug plate 112 are respectively formed in the different location (for example, upper and lower) of electrode assembly 110.This
Outside, first electrode lug plate 111 is electrically connected to the first afflux component 134, and second electrode lug plate 112 passes through safety member
140 are electrically connected to the second afflux component 135.As described above, 112 quilt of first electrode lug plate 111 and second electrode lug plate
It is formed in the different location of electrode assembly 110, allows to be easily performed connection process.
In addition, in one or more embodiments of the present invention, safety member 140 is formed to surround electrode assembly 110
Two sides, thus prevent or basically prevent generate expansion.
The foregoing detailed description of figure and some embodiments of the present invention is provided as example of the invention, and is used to solve
The present invention is released, but is not intended to limit the meaning or range of the invention proposed in detail in the claims.Therefore, those skilled in the art
It should be understood that various changes and other equivalent exemplary embodiments are possible.Therefore, although having been combined some exemplary realities
It applies example and describes the present invention, it will be understood that, the present invention is not limited to disclosed embodiments, but opposite, it is intended that covering is included in
Various changes and equivalent arrangements in the spirit and scope of the appended claims and its equivalent.
Claims (9)
1. a kind of rechargeable battery, comprising:
Electrode assembly, including the first end in the electrode assembly from first electrode plate first electrode lug plate outstanding and in institute
The second end of electrode assembly is stated from second electrode plate second electrode lug plate outstanding;
Shell has open side and accommodates the electrode assembly;
Cap assemblies, the cover board of the open side including covering the shell are connected to the downside of the cover board and are electrically connected to described
First afflux component of first electrode lug plate and be connected to the cover board downside the second afflux component;And
Safety member is disposed on the outer surface of the electrode assembly,
Wherein the first electrode lug plate is prominent towards the cover board in the first end, and the second electrode lug plate is in institute
It is prominent far from the cover board to state second end, and described in the second electrode lug plate is electrically connected to by the safety member
Second afflux component, and
Wherein the safety member includes two unit securities, which is arranged to relative to described
Electrode assembly is mutually symmetrical.
2. rechargeable battery according to claim 1, wherein the unit security includes:
Base portion is disposed on the side of the electrode assembly;
The first pontes extends from the first edge of the neighbouring second afflux component of the base portion and including the first bending
Part;And
Second connecting portion point extends and curved including second from the second edge of the neighbouring second electrode lug plate of the base portion
Bent portions.
3. rechargeable battery according to claim 2, wherein the second connecting portion point is close to the electrode assembly
Lower surface.
4. rechargeable battery according to claim 2, wherein first bending part and second bending part
Each of have L shape shape.
5. rechargeable battery according to claim 2, wherein the second connecting portion point is soldered to second electricity
Pole lug plate.
6. rechargeable battery according to claim 1, wherein a covering institute in described two unit securities
State the first side of electrode assembly, and another in described two unit securities cover the electrode assembly with it is described
The opposite second side in first side.
7. rechargeable battery according to claim 1, wherein the first electrode lug plate and the second electrode connect
Line piece is positioned as not overlapping each other in the vertical direction.
8. rechargeable battery according to claim 7, wherein the first electrode lug plate is close in the first end
First side of the electrode assembly is prominent, and the second electrode lug plate in the second end close to the electrode assembly
Second side is prominent.
9. rechargeable battery according to claim 1, wherein the cap assemblies further comprise:
First terminal is connected to the first afflux component and is projected into the outside of the cover board;With
Second terminal is connected to the second afflux component and is projected into the outside of the cover board.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150031643A KR102361704B1 (en) | 2015-03-06 | 2015-03-06 | Rechargeable battery |
KR10-2015-0031643 | 2015-03-06 |
Publications (2)
Publication Number | Publication Date |
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CN105938913A CN105938913A (en) | 2016-09-14 |
CN105938913B true CN105938913B (en) | 2019-10-11 |
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CN201510676095.3A Active CN105938913B (en) | 2015-03-06 | 2015-10-19 | Rechargeable battery |
Country Status (4)
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US (1) | US9570733B2 (en) |
EP (1) | EP3065203B1 (en) |
KR (1) | KR102361704B1 (en) |
CN (1) | CN105938913B (en) |
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CN109841891B (en) * | 2017-11-29 | 2020-10-02 | 宁德时代新能源科技股份有限公司 | Secondary battery |
KR102606100B1 (en) * | 2018-01-17 | 2023-11-24 | 삼성에스디아이 주식회사 | Secondary battery |
CN112701386B (en) * | 2020-12-28 | 2022-04-26 | 合肥国轩高科动力能源有限公司 | Winding core assembling structure and assembling method |
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US9711777B2 (en) * | 2013-02-27 | 2017-07-18 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR20150032086A (en) * | 2013-09-17 | 2015-03-25 | 삼성에스디아이 주식회사 | Rechargeable battery having safty member |
-
2015
- 2015-03-06 KR KR1020150031643A patent/KR102361704B1/en active IP Right Grant
- 2015-08-25 US US14/835,405 patent/US9570733B2/en active Active
- 2015-10-05 EP EP15188343.6A patent/EP3065203B1/en active Active
- 2015-10-19 CN CN201510676095.3A patent/CN105938913B/en active Active
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CN1379498A (en) * | 2001-03-30 | 2002-11-13 | 三洋电机株式会社 | Composite battery having internal breaker |
CN103178235A (en) * | 2011-12-23 | 2013-06-26 | 三星Sdi株式会社 | Rechargeable battery |
CN104037381A (en) * | 2013-03-08 | 2014-09-10 | 三星Sdi株式会社 | Rechargeable battery |
Also Published As
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KR102361704B1 (en) | 2022-02-09 |
EP3065203B1 (en) | 2018-06-06 |
CN105938913A (en) | 2016-09-14 |
KR20160107972A (en) | 2016-09-19 |
US20160260957A1 (en) | 2016-09-08 |
US9570733B2 (en) | 2017-02-14 |
EP3065203A1 (en) | 2016-09-07 |
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